frontend\modules\user\models\UserAccount::attributeLabels PHP Method

    public function attributeLabels()
    {
        return ['id' => 'ID', 'user_id' => '用户ID', 'provider' => '授权提供商', 'client_id' => 'Client ID', 'data' => 'Data', 'created_at' => '创建时间'];
    }